#2F41A6#2F41A6

#2F41A6 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.6% C 0.163 H 270.2°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#2F41A6
RGB	rgb(47, 65, 166)
HSL	hsl(231, 56%, 42%)
HSV	hsv(231, 72%, 65%)
CMYK	cmyk(71.7%, 60.8%, 0%, 34.9%)
CIE-LAB	lab(32.12, 28.19, -56.51)
CIE-LCH	lch(32.12, 63.15, 296.52°)
OKLab	oklab(42.58% 0.0005 -0.163)
OKLCH	oklch(42.58% 0.163 270.2)
XYZ	xyz(9.9432, 7.1371, 36.9226)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F41A6 #A6942F

analogous

#2F7DA6 #2F41A6 #582FA6

triadic

#2F41A6 #A62F41 #41A62F

tetradic

#2F41A6 #A62F7D #A6942F #2FA658

square

#2F41A6 #A62F7D #A6942F #2FA658

split-complementary

#2F41A6 #A6582F #7DA62F

monochromatic

#141C47 #212E76 #2F41A6 #475BCB #7786D8

Accessibility & contrast

On white

8.65

#2F41A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2F41A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F41A6

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F41A6	#FFFFFF	#000000	##FFFFFF
##2F41A6	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A9

Deuteranopia (green-blind)

#0046A4

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f41a6;
/* rgb */ color: rgb(47, 65, 166);
/* oklch */ color: oklch(42.6% 0.163 270.2);

Tailwind

colors: {
  custom: {
    50: '#7875c1',
    500: '#2f41a6',
    950: '#000000',
  },
}

SCSS

$custom: #2f41a6;
$custom-light: #7875c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f41a6",
  "rgb": {
    "r": 47,
    "g": 65,
    "b": 166
  },
  "hsl": {
    "h": 230.924,
    "s": 55.869,
    "l": 41.765
  },
  "oklch": {
    "l": 0.42578,
    "c": 0.16305,
    "h": 270.2
  },
  "luminance": 0.07138
}

Semantic roles & 50–950 ramp

primary

#2F41A6

secondary

#C1B470

accent

#C849DF

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2F41A6

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →